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Penta Prism

Material: Grade A BK7 glass
Designed to deviate an incident beam by 90o without
  inverting or reversing the image

Commonly used in plumb level, surveying, alignment, range
  finding and optical tooling

Penta Prism Specifications

 



Geometry and imaging


Dimension Tolerance:+/- 0.2mm
Flatness: λ/4 at 632.8 nm
Surface Quality: 60-40 scratch and dig
Clear Aperture: >80%
Bevel:  0.2 mm to 0.5 mm x 45o
Reflectivity: R > 95% ( for design wavelength) per face 
90o deviation tolerance :10" or 30"
Coating on input and output sides: Available upon request
          with R<0.2% at the central wavelength. 

Standard Products

Part No. Size  A x h (mm) Deviation
PEP1002 2.5 x 2.5 10"
PEP1007 7x5
PEP1010 10x10
PEP1015 15x15
PEP1020 20x20
PEP3002 2.5 x 2.5 30"
PEP3007 7x5
PEP3010 10x10
PEP3015 15x15
PEP3020 20x20

Other dimensions are routinely fabricated by Newlight Photonics.
Please contact us for the prisms that best suit your applications.


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